Compared with conventional Eplane sectoral horn, it has low sidelobe level, short physical length and wide flare Angle.
与通常的E面扇形喇叭比较，这种喇叭具有较低的副瓣电平，短的喇叭长度和宽的张角。
2
Aiming at investigating how the air horn and mounting angle affect a Pitot tube measurement, experiments were carried out on various Pitot tubes.
针对不同型号的皮托管进行了较系统的试验，旨在研究检测杆和安装角对皮托管测量的影响。
3
Play with gong one hundred sheetses of processing post location must level and smooth , horn location want favourable angle definitely behind the processing the mould.